GB201413242D0 - Distributed Optical Fibre Sensors - Google Patents

Distributed Optical Fibre Sensors

Info

Publication number
GB201413242D0
GB201413242D0 GBGB1413242.7A GB201413242A GB201413242D0 GB 201413242 D0 GB201413242 D0 GB 201413242D0 GB 201413242 A GB201413242 A GB 201413242A GB 201413242 D0 GB201413242 D0 GB 201413242D0
Authority
GB
United Kingdom
Prior art keywords
optical fibre
distributed optical
fibre sensors
sensors
distributed
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
GBGB1413242.7A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fotech Solutions Ltd
Original Assignee
Fotech Solutions Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fotech Solutions Ltd filed Critical Fotech Solutions Ltd
Priority to GBGB1413242.7A priority Critical patent/GB201413242D0/en
Publication of GB201413242D0 publication Critical patent/GB201413242D0/en
Priority to CA2955897A priority patent/CA2955897C/fr
Priority to US15/327,926 priority patent/US10837806B2/en
Priority to PCT/GB2015/052071 priority patent/WO2016012760A2/fr
Priority to EP15741280.0A priority patent/EP3172533B1/fr
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/353—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre
    • G01D5/35383—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre using multiple sensor devices using multiplexing techniques
    • G01D5/3539—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre using multiple sensor devices using multiplexing techniques using time division multiplexing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
    • G01H9/004—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
GBGB1413242.7A 2014-07-25 2014-07-25 Distributed Optical Fibre Sensors Ceased GB201413242D0 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GBGB1413242.7A GB201413242D0 (en) 2014-07-25 2014-07-25 Distributed Optical Fibre Sensors
CA2955897A CA2955897C (fr) 2014-07-25 2015-07-17 Capteurs a fibres optiques repartis
US15/327,926 US10837806B2 (en) 2014-07-25 2015-07-17 Distributed optical fibre sensors
PCT/GB2015/052071 WO2016012760A2 (fr) 2014-07-25 2015-07-17 Capteurs à fibres optiques répartis
EP15741280.0A EP3172533B1 (fr) 2014-07-25 2015-07-17 Capteurs à fibres optiques répartis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB1413242.7A GB201413242D0 (en) 2014-07-25 2014-07-25 Distributed Optical Fibre Sensors

Publications (1)

Publication Number Publication Date
GB201413242D0 true GB201413242D0 (en) 2014-09-10

Family

ID=51587262

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB1413242.7A Ceased GB201413242D0 (en) 2014-07-25 2014-07-25 Distributed Optical Fibre Sensors

Country Status (5)

Country Link
US (1) US10837806B2 (fr)
EP (1) EP3172533B1 (fr)
CA (1) CA2955897C (fr)
GB (1) GB201413242D0 (fr)
WO (1) WO2016012760A2 (fr)

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WO2017096421A1 (fr) * 2015-12-08 2017-06-15 Hawk Measurement Systems Pty. Ltd. Système de détection amélioré à fibre optique
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WO2018089660A1 (fr) 2016-11-11 2018-05-17 Carrier Corporation Détection à base de fibres optiques à haute sensibilité
US11127270B2 (en) 2016-11-11 2021-09-21 Carrier Corporation High sensitivity fiber optic based detection
WO2018093365A1 (fr) 2016-11-17 2018-05-24 Halliburton Energy Services, Inc. Système de détection acoustique à répartition commutable pour environnement de puits de forage
WO2018097997A1 (fr) * 2016-11-22 2018-05-31 Baker Hughes, A Ge Company, Llc Mesures de paramètre distribué à l'aide de multiples sources optiques
EA038373B1 (ru) 2017-03-31 2021-08-17 Бп Эксплорейшн Оперейтинг Компани Лимитед Мониторинг скважины и перекрывающих пород с использованием распределенных акустических датчиков
CA2970205A1 (fr) 2017-06-08 2018-12-08 Hifi Engineering Inc. Interrogateur optique servant a realiser l'interferometrie au moyen de reseaux de bragg a fibre
WO2019027854A1 (fr) * 2017-08-01 2019-02-07 Schlumberger Technology Corporation Surveillance de mesure distribuée simultanée sur des fibres multiples
EA202090528A1 (ru) 2017-08-23 2020-07-10 Бп Эксплорейшн Оперейтинг Компани Лимитед Обнаружение мест скважинных пескопроявлений
CN111771042A (zh) 2017-10-11 2020-10-13 英国石油勘探运作有限公司 使用声学频域特征来检测事件
US10401883B2 (en) 2018-01-11 2019-09-03 Eric Swanson Optical probe using multimode optical waveguide and proximal processing
JP2021513076A (ja) * 2018-02-09 2021-05-20 コーニング インコーポレイテッド ラマン分光のためのスペクトルフィルタリング
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GB201808366D0 (en) 2018-05-22 2018-07-11 Fotech Solutions Ltd Distributed optical fibre vibration sensor
WO2020097682A1 (fr) * 2018-11-13 2020-05-22 Mark Andrew Englund Procédé et système de détection distribuée par fibres optiques
AU2019386279A1 (en) 2018-11-29 2021-06-17 Bp Exploration Operating Company Limited Event detection using DAS features with machine learning
GB201820331D0 (en) 2018-12-13 2019-01-30 Bp Exploration Operating Co Ltd Distributed acoustic sensing autocalibration
EP4045766A1 (fr) 2019-10-17 2022-08-24 Lytt Limited Caractérisation de débits entrants de fluide au moyen de mesures de das/dts hybrides
WO2021073740A1 (fr) 2019-10-17 2021-04-22 Lytt Limited Détection d'écoulement entrant en utilisant de caractéristiques dts
WO2021093974A1 (fr) 2019-11-15 2021-05-20 Lytt Limited Systèmes et procédés d'améliorations du rabattement dans des puits
CN111486937B (zh) * 2019-12-13 2022-04-22 武汉光谷航天三江激光产业技术研究院有限公司 分布式光纤声波及振动融合式传感系统
CN111289088A (zh) * 2020-03-20 2020-06-16 电子科技大学 一种多路遥测的光纤传感系统及方法
US11681093B2 (en) 2020-05-04 2023-06-20 Eric Swanson Multicore fiber with distal motor
US11920975B2 (en) * 2020-05-12 2024-03-05 Nec Corporation Repeater design for distributed acoustic sensing on multispan fiber links
US11802759B2 (en) 2020-05-13 2023-10-31 Eric Swanson Integrated photonic chip with coherent receiver and variable optical delay for imaging, sensing, and ranging applications
EP4165284B1 (fr) 2020-06-11 2024-08-07 Lytt Limited Systèmes et procédés de caractérisation de flux de fluide souterrain
EP4168647A1 (fr) 2020-06-18 2023-04-26 Lytt Limited Formation de modèle d'événement à l'aide de données in situ
CN111811636A (zh) * 2020-07-23 2020-10-23 电子科技大学 基于多波长弱反结构传感光纤的振动宽频测量系统及方法
US20220065690A1 (en) * 2020-08-25 2022-03-03 Nec Laboratories America, Inc Statistical image processing-based anomaly detection system for cable cut prevention
US20240046784A1 (en) 2020-12-04 2024-02-08 Viavi Solutions Inc. Distributed acoustic sensing of traffic
US20220186612A1 (en) * 2020-12-14 2022-06-16 Halliburton Energy Services, Inc. Apparatus And Methods For Distributed Brillouin Frequency Sensing Offshore
GB202116736D0 (en) 2021-11-19 2022-01-05 Fotech Group Ltd Identifying events in distributed acoustic sensing data
GB202117090D0 (en) 2021-11-26 2022-01-12 Fotech Group Ltd Monitoring traffic
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EP4273509A1 (fr) 2022-05-02 2023-11-08 Omnisens S.A. Dispositif et procédé de détection distribuée, de préférence dans un réseau en étoile
CN116192247B (zh) * 2023-02-20 2024-10-22 上海欣诺通信技术股份有限公司 一种多级多段光缆光纤传感监控系统
WO2024214272A1 (fr) * 2023-04-14 2024-10-17 日本電信電話株式会社 Système de détection de fibre optique
US12085387B1 (en) 2023-09-23 2024-09-10 Hamamatsu Photonics K.K. Optical coherence tomography system for subsurface inspection

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Also Published As

Publication number Publication date
US20170205253A1 (en) 2017-07-20
WO2016012760A3 (fr) 2016-03-03
CA2955897C (fr) 2024-04-02
CA2955897A1 (fr) 2016-01-28
US10837806B2 (en) 2020-11-17
EP3172533B1 (fr) 2019-12-11
EP3172533A2 (fr) 2017-05-31
WO2016012760A2 (fr) 2016-01-28

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)